940 resultados para Executive Agencies.
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National Highway Traffic Safety Administration, Office of Passenger Vehicle Research, Washington, D.C.
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National Highway Traffic Safety Administration, Washington, D.C.
The development of an improved railroad-highway grade crossing risk factor. Executive summry report.
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Ohio Department of Transportation, Columbus
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Transportation Department, Office of Systems Engineering, Washington, D.C.
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Federal Highway Administration, Office of Engineering and Highway Operations Research and Development, Washington, D.C.
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Federal Highway Administration, Office of Research and Development, Washington, D.C.
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Federal Highway Administration, Structures and Applied Mechanics Division, Washington, D.C.
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Federal Highway Administration, Environmental Division, Washington, D.C.
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Federal Highway Administration, Office of Research, Washington, D.C.
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Federal Highway Administration, Washington, D.C.
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Federal Highway Administration, Washington, D.C.
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Federal Highway Administration, Office of Research and Development, Washington, D.C.
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Federal Highway Administration, Office of Research and Development, Washington, D.C.
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Pt. 1- : "Third printing [1978]"
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Includes bibliographical references.